[Kopisha] Amashubhu ensimbi angenamthungo wemishini yokucubungula umanyolo wamakhemikhali anengcindezi ephezulu-GB6479-2013

Incazelo emfushane:

I-Gb6479-2013ingeyepayipi lensimbi elingenamthungo lemishini kamanyolo yamakhemikhali anomfutho ophezulu, ikakhulukazi esetshenziselwa ukudlulisa izinga lokushisa eliphezulu kanye nepayipi eliwuketshezi olunomfutho ophakeme emishinini yomanyolo wamakhemikhali, elungele insimbi yekhwalithi ephezulu ye-carbon structural kanye ne-alloy steel ipayipi lensimbi engenamthungo lemishini yamakhemikhali nepayipi elisebenzayo. lokushisa -40-400 ℃ futhi ingcindezi yokusebenza 10-30mpa. Izinto eziyinhloko yilezi: 10/20,Q345B/C/D, 12CrMo, 15CrMo, 12Cr2Mo, 12Cr5Mo, njll.


Imininingwane Yomkhiqizo

Q345

Omaka bomkhiqizo

Uhlolojikelele

Okujwayelekile: GB6479-2013

Iqembu Lebanga: 10,20,I-Q345B, 12CrMo,12Cr5Mo, njll

Ukuma Kwesigaba: Umjikelezo

Indawo Yomsuka: China

Ubukhulu: 1 - 100 mm

Ubude: Ubude Obumisiwe Noma Ubude Obungahleliwe

Isitifiketi: ISO9001:2008

Ingxubevange Noma Cha: Ingxubevange

 

Ukwelashwa Kokushisa: Ukunciphisa/ukunciphisa/Ukushisa

Ububanzi Bangaphandle(Umjikelezo): 10 - 1000 Mm

Isicelo: Imishini yamakhemikhali

Ukwelapha Okungaphezulu: Njengemfuneko Yekhasimende

Isu: Kushise Kugoqeke/Kubandayo

Ipayipi Elikhethekile: Ipayipi Lodonga Eliwugqinsi

Ukusetshenziswa: Imishini yamakhemikhali

Isivivinyo:UT/ECT

Isicelo

Ipayipi lensimbi elingenamthungo lemishini yomanyolo enomfutho ophezulu liyinsimbi yesakhiwo sekhabhoni esezingeni eliphakeme kanye nepayipi lensimbi elingenamthungo elifanele izinto zamakhemikhali namapayipi.

Ibanga Eliyinhloko

Ibanga lensimbi ephezulu ye-carbon structural: 10#,20#

Ingxenye Yekhemikhali

Ingxenye Yekhemikhali/%
NO C Si Mn Cr Mo V W Nb Ni P S
                  akukho ngaphezu
10 0. 07-0. 13 0. 17 -0. 37 0.35 -0. 65 - - - - - - 0.025 0.015
20 0. 17 -0. 23 0.17 -0. 37 0. 35-0.65 - - - - - - 0.025 0.015
Q345Ba 0. 12 -0. 20 0.20-0. 50 1.20-1.70 <0. 30 <0. 10 imis - <0.07 W0. 50 0.025 0.015
Q345C" 0. 12 -0. 20 0.20 -0. 50 1.20 -1. 70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0.025 0.015
Q345D" 0. 12 -0. 18 0.20 -0. 50 1. 20~1.70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0. 025 0.015
Q345E*b 0. 12 -0. 18 0. 20-0. 50 1. 20 -1.70 W0. 30 <0. 10 <0. 15 - <0.07 <0. 50 0. 025 0.01
12CrMo 0. 08-0. 15 0.17 -0. 37 0. 40-0. 70 0. 40-0. 70 0. 40-0. 55 - - - - 0. 025 0.015
15CrMo 0. 12 -0. 18 0. 17 -0. 37 0. 40-0. 70 0. 80-1. 10 0. 40-0.55 - - - - 0. 025 0. 015
12Cr2Mo 0. 08-0. 15 <0. 50 0. 40-0.6 2.00-2. 50 0. 90-1. 13 - - - - 0.025 0. 015
12Cr5Mo <0. 15 <0.50 <0. 60 4. 00-6.00 0. 40-0. 60 - - - <0. 60 0. 025 0. 015
lOMoWVNb 0. 07-0. 13 0. 50-0.8 0. 50-0.8 - 0. 60-0. 90 0. 30-0. 50 0. 50-0. 90 0. 06-0. 12 - 0.025 0.015
12SiMoVNb 0.08 -0. 14 0.50 -0.8 0. 60-0. 90 - 0. 90-1. 10 0. 30-0. 50 - 0. 04-0.08 - 0.025 0.015
Uma kudingekile ukwengeza izakhi zokusanhlamvu ezinhle, insimbi izoqukatha okungenani eyodwa ye-Al, Nb, V kanye ne-Ti. Izingxenye zezinhlamvu ezinhle ezengeziwe zizokhonjiswa kusitifiketi sekhwalithi. Okuqukethwe kwe-Ti akufanele kube ngaphezu kuka-0.20%
Okuqukethwe kwe-bal ensimbi akufanele kube ngaphansi kuka-0.020%, noma okuqukethwe kwe-ala ensimbi akufanele kube ngaphansi kuka-0.015%

Impahla Mechanical

Ibanga Impahla Mechanical
I-tensile Veza Isikhathi eside ngemva kokuphuka A/% Ukuncishiswa kwendawo Amandla okumunca ushaka
I-MPa I-MPa Z/% (KV2)/J
  Ugqinsi lwamashubhu ensimbi/mm   Hlola izinga lokushisa/℃ isithombe umdluliseli
  W16 > 16 — 40 >40 isithombe umdluliseli  
  hhayi ngaphansi kuka hhayi ngaphansi kuka
10 335〜490 205 195 185 24 22 -
20 410〜550 245 235 225 24 22 0 40 27
Q345B 490〜670 345 335 325 21 19 20 40 27
Q345C 490〜670 345 335 325 21 19 0 40 27
Q345D 490〜670 345 335 325 21 19 -20 40 27
Q345E 490〜670 345 335 325 21 19 - -40 40 27
12CrMo 410~560 205 195 185 21 19 - 20 40 27
15CrMo 440〜640 295 285 275 21 19 20 40 27
12Cr2Moa 450〜60. 280 20 18 20 40 27
12Cr5Mo 390〜590 195 185 175 22 20 20 40 27
lOMoWVNb 470〜670 295 285 275 19 17 20 40 27
12SiMoVNb 2470 315 305 295 19 17 50 20 40 27
Ipayipi elingu-12Cr2Mo, Lapho i-D<30 mm kanye ne-SW3 mm, amandla esivuno aphansi noma amandla okunwetshwa kwepulasitiki acacisiwe angancishiswa ngo-10 MPa.

Isidingo Sokuhlola

Ngaphezu kokuqinisekisa ukwakheka kwamakhemikhali kanye nezakhiwo zemishini, ipayipi lensimbi eligoqwe ngokuqondile yi-ingot lizoba ngaphansi kokuhlolwa kwamandla aphansi, futhi ukuhlolwa kwamanje kwe-eddy noma ukuhlolwa kokuvuza kazibuthe kungasetshenziswa esikhundleni sokuhlolwa kwe-hydraulic.

Ikhono Lokuhlinzeka

Amathani angu-2000 Ngenyanga Ngebanga ngalinye lamashubhu ensimbi angenamthungo wengcindezi ephezulu

imishini yokucubungula umanyolo wamakhemikhali.

Ukupakisha

Kuyizinqwaba Nasebhokisini Lokhuni Eliqinile

Ukulethwa

Izinsuku ezingu-7-14 uma zisesitokweni, izinsuku ezingu-30-45 zokukhiqiza

Inkokhelo

30% i-depsoit, 70% L/C noma B/L ikhophi noma 100% L/C lapho ubona

Imininingwane Yomkhiqizo


  • Okwedlule:
  • Olandelayo:

  • Ingxenye Yekhemikhali

    Ingxenye Yekhemikhali/%
    NO C Si Mn Cr Mo V W Nb Ni P S
                      Akukho Okungaphezu Kwe
    Q345Ba 0. 12 -0. 20 0.20-0. 50 1.20-1.70 <0. 30 <0. 10 Nkosazana - <0.07 W0. 50 0.025 0.015
    Q345C” 0. 12 -0. 20 0.20 -0. 50 1.20 -1. 70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0.025 0.015
    Q345D” 0. 12 -0. 18 0.20 -0. 50 1. 20~1.70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0. 025 0.015
    Q345E*B 0. 12 -0. 18 0. 20-0. 50 1. 20 -1.70 W0. 30 <0. 10 <0. 15 - <0.07 <0. 50 0. 025 0.01
    Uma Kudingeka Ukwengeza Izinto Ezinhle Zokusanhlamvu, Insimbi Izoqukatha Okungenani Okukodwa Kwe-Al, Nb, V kanye Ne-Ti. Izingxenye Zezinhlamvu Ezinhle Ezingeziwe Zizokhonjiswa Esitifiketini Sekhwalithi. Okuqukethwe kwe-Ti Ngeke Kube Ngaphezu kuka-0.20%
    Okuqukethwe kwe-BAl Ensimbi Akumele Kube Ngaphansi Koku-0.020%, Noma Okuqukethwe Kwe-Ala Ensimbi Akumele Kube Ngaphansi Koku-0.015%

    Impahla Mechanical

    Ibanga Impahla Mechanical
    I-tensile Veza Isikhathi Eside Ngemva Kokwephuka A/% Ukuncishiswa Kwendawo Amandla Okumunca Ushaka
    I-MPa I-MPa Z/% (KV2)/J
      Ishubhu Lensimbi Ubugqinsi Bodonga/Mm   Izinga lokushisa lokuhlola/℃ Ukuma ngobude I-Transver
      W16 > 16 — 40 >40 Ukuma ngobude I-Transver  
      Hhayi Ngaphansi Ko Hhayi Ngaphansi Ko
    Q345B 490〜670 345 335 325 21 19 20 40 27
    Q345C 490〜670 345 335 325 21 19 0 40 27
    Q345D 490〜670 345 335 325 21 19 -20 40 27
    Q345E 490〜670 345 335 325 21 19 - -40 40 27
    Ipayipi elingu-12Cr2Mo,Lapho i-D<30 Mm kanye ne-SW3 Mm,Amandla Okukhiqiza Okuphansi Noma Amandla Ashiwo Ukwelulwa Kwepulasitiki Angehliswa Ngo-10 MPa.

    Isidingo Sokuhlola

    Ukwengeza Ekuqinisekiseni Ukubunjwa Kwamakhemikhali Nezakhiwo Zemishini, Ipayipi Lensimbi Eligoqwe Ngokuqondile Nge-Ingot Lizoba Isihloko T.

    Bhala umyalezo wakho lapha futhi usithumelele wona